351640190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{77969}}^1$

素因数の和:78028

約数の個数: 32

約数和(自身を含む): 707343840

約数和(自身を除く): 355703650

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 77969, 155938, 389845, 779690, 857659, 1715318, 3196729, 4288295, 6393458, 8576590, 15983645, 31967290, 35164019, 70328038, 175820095, 351640190]

約数ペア:

[(1, 351640190), (2, 175820095), (5, 70328038), (10, 35164019), (11, 31967290), (22, 15983645), (41, 8576590), (55, 6393458), (82, 4288295), (110, 3196729), (205, 1715318), (410, 857659), (451, 779690), (902, 389845), (2255, 155938), (4510, 77969)]